Redid Tuples and Sets - Lab

Author: MitkoVtori

Advanced/1.Stacks, Queues, Tuples and Sets/Tuples and Sets - Lab/01. Count Same Values.py

@@ -1,10 +1,7 @@
-nums = [float(num) for num in input().split()]
-
-numbers = tuple(nums)
-
-checked_numbers = []
+numbers = tuple(map(float, input().split()))
+used_numbers = set()
 
 for num in numbers:
-    if num not in checked_numbers:
-        checked_numbers.append(num)
-        print(f"{num:.1f} - {numbers.count(num)} times")
+    if num not in used_numbers:
+        print(f"{num:.1f} - {numbers.count(num)} times")
+        used_numbers.add(num)

Advanced/1.Stacks, Queues, Tuples and Sets/Tuples and Sets - Lab/02. Students' Grades.py

@@ -1,12 +1,31 @@
-student_grades = {}
+grades = int(input())
 
-number_of_grades = int(input())
+students = {}
 
-for grades in range(number_of_grades):
-    name, grade = input().split()
-    if name not in student_grades:
-        student_grades[name] = [f'{float(grade):.2f}']
+for curr_student in range(grades):
+    student, grade = input().split()
+
+    if student not in students:
+        students[student] = [float(grade)]
         continue
-    student_grades[name].append(f'{float(grade):.2f}')
 
-[print(f'{name} -> {" ".join(grades)} (avg: {sum(list(map(float, grades))) / len(list(map(float, grades))):.2f})') for name, grades in student_grades.items()]
+    students[student].append(float(grade))
+
+for student, student_grades in students.items():
+    print(student, '->', ' '.join([f'{grade:.2f}' for grade in student_grades]), f'(avg: {sum(student_grades) / len(student_grades):.2f})')
+
+
+
+# ---- OLD ----
+# student_grades = {}
+#
+# number_of_grades = int(input())
+#
+# for grades in range(number_of_grades):
+#     name, grade = input().split()
+#     if name not in student_grades:
+#         student_grades[name] = [f'{float(grade):.2f}']
+#         continue
+#     student_grades[name].append(f'{float(grade):.2f}')
+#
+# [print(f'{name} -> {" ".join(grades)} (avg: {sum(list(map(float, grades))) / len(list(map(float, grades))):.2f})') for name, grades in student_grades.items()]

Advanced/1.Stacks, Queues, Tuples and Sets/Tuples and Sets - Lab/03. Record Unique Names.py

@@ -2,9 +2,15 @@
 
 unique_names = set()
 
-for person in range(names):
+for curr_name in range(names):
     name = input()
     unique_names.add(name)
 
-for name in unique_names:
-    print(name)
+print('\n'.join(unique_names))
+
+
+# names = set([input() for name in range(int(input()))])
+# print('\n'.join(names))
+
+
+# print('\n'.join(set([input() for name in range(int(input()))])))

Advanced/1.Stacks, Queues, Tuples and Sets/Tuples and Sets - Lab/04. Parking Lot.py

@@ -1,17 +1,18 @@
-parking_lot = set()
+directions = int(input())
 
-commands = int(input())
+cars = set()
 
-for command in range(commands):
-    in_out, car_number = input().split(', ')
+for car_direction in range(directions):
+    direction, car_number = input().split(', ')
 
-    if in_out == 'OUT' and car_number in parking_lot:
-        parking_lot.remove(car_number)
+    if direction == "IN":
+        cars.add(car_number)
 
-    elif in_out == 'IN':
-        parking_lot.add(car_number)
+    else:
+        cars.remove(car_number)
+
+if cars:
+    print('\n'.join(cars))
 
-if parking_lot:
-    [print(car) for car in parking_lot]
 else:
     print("Parking Lot is Empty")

Advanced/1.Stacks, Queues, Tuples and Sets/Tuples and Sets - Lab/05. SoftUni Party.py

@@ -1,36 +1,77 @@
-invited_guests = int(input())
+import re
 
-regular_guests = set()
-vip_guests = set()
+valid_reservation_pattern = r'^\S{8}$'
 
-for invite in range(invited_guests):
-    guest_number = input()
+reservations = int(input())
 
-    if len(guest_number) == 8:
+regular, vip = set(), set()
 
-        if guest_number[0].isdigit():
-            vip_guests.add(guest_number)
+for curr_reservation in range(reservations):
+    reservation = input()
 
-        elif not guest_number[0].isdigit():
-            regular_guests.add(guest_number)
+    valid_reservation = re.findall(valid_reservation_pattern, reservation)
 
-guest = input()
-while guest != "END":
+    if valid_reservation:
 
-    if guest in regular_guests:
-        regular_guests.remove(guest)
+        if reservation[0].isdigit():
+            vip.add(reservation)
 
-    if guest in vip_guests:
-        vip_guests.remove(guest)
+        else:
+            regular.add(reservation)
 
-    guest = input()
+reservation = input()
+while reservation != "END":
 
-print(len(vip_guests) + len(regular_guests))
+    if reservation in regular:
+        regular.remove(reservation)
 
-if vip_guests:
-    vip_guests_did_not_come = sorted(list(vip_guests))
-    [print(guest) for guest in vip_guests_did_not_come]
+    elif reservation in vip:
+        vip.remove(reservation)
 
-if regular_guests:
-    regular_guests_did_not_come = sorted(list(regular_guests))
-    [print(guest) for guest in regular_guests_did_not_come]
+    reservation = input()
+
+print(len(regular) + len(vip))
+
+if vip:
+    print('\n'.join(sorted(vip)))
+
+if regular:
+    print('\n'.join(sorted(regular)))
+
+# ---- OLD ----
+# invited_guests = int(input())
+#
+# regular_guests = set()
+# vip_guests = set()
+#
+# for invite in range(invited_guests):
+#     guest_number = input()
+#
+#     if len(guest_number) == 8:
+#
+#         if guest_number[0].isdigit():
+#             vip_guests.add(guest_number)
+#
+#         elif not guest_number[0].isdigit():
+#             regular_guests.add(guest_number)
+#
+# guest = input()
+# while guest != "END":
+#
+#     if guest in regular_guests:
+#         regular_guests.remove(guest)
+#
+#     if guest in vip_guests:
+#         vip_guests.remove(guest)
+#
+#     guest = input()
+#
+# print(len(vip_guests) + len(regular_guests))
+#
+# if vip_guests:
+#     vip_guests_did_not_come = sorted(list(vip_guests))
+#     [print(guest) for guest in vip_guests_did_not_come]
+#
+# if regular_guests:
+#     regular_guests_did_not_come = sorted(list(regular_guests))
+#     [print(guest) for guest in regular_guests_did_not_come]

Advanced/1.Stacks, Queues, Tuples and Sets/Tuples and Sets - Lab/06. Summation Pairs.py

@@ -1,28 +1,46 @@
 numbers = list(map(int, input().split()))
-target = int(input())
-
-summations = []
-indexes = set()
-
-for index, number_one in enumerate(numbers):
-
-    if index in indexes:
-        continue
-
-    for second_index, number_two in enumerate(numbers):
-
-        if second_index in indexes or second_index == index or index in indexes:
-            continue
-
-        if number_one + number_two == target:
-
-            summations.append([number_one, number_two])
-            indexes.add(index)
-            indexes.add(second_index)
-
-for summation in summations:
-
-    first_number = summation[0]
-    second_number = summation[1]
-
-    print(f'{first_number} + {second_number} = {target}')
+number_indexes = set()
+target_number = int(input())
+
+for first_index in range(len(numbers)):
+
+    for second_index in range(len(numbers)):
+
+        if first_index != second_index and first_index not in number_indexes and second_index not in number_indexes \
+                and numbers[first_index] + numbers[second_index] == target_number:
+
+            print(f"{numbers[first_index]} + {numbers[second_index]} = {target_number}")
+            number_indexes.add(first_index), number_indexes.add(second_index)
+            break
+
+
+
+# ---- OLD ----
+# numbers = list(map(int, input().split()))
+# target = int(input())
+#
+# summations = []
+# indexes = set()
+#
+# for index, number_one in enumerate(numbers):
+#
+#     if index in indexes:
+#         continue
+#
+#     for second_index, number_two in enumerate(numbers):
+#
+#         if second_index in indexes or second_index == index or index in indexes:
+#             continue
+#
+#         if number_one + number_two == target:
+#
+#             summations.append([number_one, number_two])
+#             indexes.add(index)
+#             indexes.add(second_index)
+#
+# for summation in summations:
+#
+#     first_number = summation[0]
+#     second_number = summation[1]
+#
+#     print(f'{first_number} + {second_number} = {target}')